Questions

Normal Gas welding use oxygen-acetylene.

Depending on what materials you are welding, there are some more options that might be used.

For example - MIG/TIG use Argon, MAG use an argon-something mix.

Raipur’s Swami Vivekananda Airport was ranked first in Customer Satisfaction Index (CSI) Survey among 49 airports in the country. It has achieved 4.84 score on a five point scale index. It was followed by Udaipur (2nd), Amritsar (3rd) and Dehradun (4th) airports which have scored 4.75, 4.74 and 4.73 respectively. This is third consecutive time in the past two years, Raipur airport has received this recognition.

ROM cannot be used as stack because it is not possible to write to ROM.

Yes, the ability to do work is called Energy is True.